Article View: borland.public.jbuilder.java.api
Article #616Re: Java Security
From: Rich Wilkman
Date: Fri, 23 May 2003 17:52
Date: Fri, 23 May 2003 17:52
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2259 bytes
John: Does it work if you've got those resources naked? I remember having problems with URL handling with an HTTPS app -- it just didn't like the special format indicating that the data came from a jar file. -Rich John McGrath [TeamB] wrote: >I am having a problem with security in Java 1.4. > >I have an application that is loaded from two different JAR files >(Main and Library). Both load resources from within their own >JAR file using the Class getResourceAsStream() method. If I do >not install a SecurityManager, the resources load properly. But >when I install an RMISecurityManager, the code in the Library JAR >file fails to load the resources - getResourceAsStream() returns >null. > >According to the "Java Security Architecture" (http://java.sun.com >/j2se/1.3/docs/guide/security/spec/security-spec.doc3.html): > > code always automatically has permission to read files from > its same (URL) location, and subdirectories of that location; > it does not need explicit permission to do so. > >I thought this means code should always be able to load a >resource from its own JAR file. Did I miss something here? > > >
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1089d0,462ca4d244c4f446 X-Google-Attributes: gid1089d0,public X-Google-ArrivalTime: 2003-05-23 11:09:35 PST Message-ID: <3ECE5FE7.9030403@formlessvoid.com> Date: Fri, 23 May 2003 10:52:39 -0700 From: Rich Wilkman <richw@formlessvoid.com> User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.0.2) Gecko/20021120 Netscape/7.01 X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: borland.public.jbuilder.java.api Subject: Re: Java Security References: <3ece48ee$1@newsgroups.borland.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit NNTP-Posting-Host: 63.249.85.97 X-Trace: newsgroups.borland.com 1053712343 63.249.85.97 (23 May 2003 10:52:23 -0700) Lines: 33 Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-04!sn-xit-01!sn-xit-09!supernews.com!news.maxwell.syr.edu!newsfeed.icl.net!newsfeed.fjserv.net!newsfeed.freenet.de!newsfeed00.sul.t-online.de!newsfeed01.sul.t-online.de!t-online.de!newsgroups.borland.com!not-for-mail